Dumbano Tunnels is a 4.1 mile lightly trafficked loop trail located near Dargan, New South Wales, Australia that features a river and is rated as moderate. The trail is primarily used for hiking, walking, nature trips, and bird watching and is accessible year-round.

Distance: 4.1 miles Elevation Gain: 679 feet Route Type: Loop

kid friendly


nature trips


bird watching




over grown

off trail

A walk through the incredibly narrow slot canyons of Dumbano Creek in the Wollemi National Park.

Thu Mar 14 2019

The tunnels are worth a look but for most of the route there isn't a marked track. A lot of pushing through the bush. Definitely not easy or 'moderately trafficked'.